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Finding the Fourth Proportional to 524.77, 781.96 and 467.35

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Solution

The fourth proportional to 524.77, 781.96 and 467.35 is: 696.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.77 : 781.96 = 467.35 : x
  2. Step 2: Convert to fraction form
    524.77/781.96 = 467.35/x
  3. Step 3: Cross multiply
    524.77x = 781.96 × 467.35
  4. Step 4: Simplify right side
    524.77x = 365,449.01
  5. Step 5: Solve for x
    x = 365,449.01/524.77
  6. Step 6: Final answer
    x = 696.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.